IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.
High Dynamic Range (HDR) provides brighter images, deeper blacks, and wider array of color gamut than a 4K picture.
HDR 10 and Dolby Vision™ are two different formats of HDR. Both formats require a minimum of 4K (3,840 x 2,160) resolution. HDR 10 supports up to 4,000 nits peak brightness, 10-bit color depth, and capable of displaying DCI-P3 color gamut.
These articles provide more information on which TVs support HDR 10 format: